package com.kuang.add;

import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

/**
 * @program: juc
 * @description: 加法计数器
 * @author: 陈恩涛
 * @create: 2021-02-24 09:30
 **/
public class CyclicBarrierDemo {
    public static void main(String[] args) {
        //集齐七颗龙珠召唤神龙

        //召唤七颗龙珠的线程
        CyclicBarrier cyclicBarrier = new CyclicBarrier(7,() -> {
            System.out.println("召唤神龙成功！");
        });

        for (int i = 1; i <= 7 ; i++) {
            final int temp = i;
            //lamda能操作i吗
            new Thread(() -> {
                System.out.println(Thread.currentThread().getName()+"收集"+temp+"个龙珠！");

                try {
                    cyclicBarrier.await();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            }).start();
        }
    }
}
